Home / 716,394.77-987,946.23-458,353.37

Finding the Fourth Proportional to 716,394.77, 987,946.23 and 458,353.37

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Solution

The fourth proportional to 716,394.77, 987,946.23 and 458,353.37 is: 632,093.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    716,394.77 : 987,946.23 = 458,353.37 : x
  2. Step 2: Convert to fraction form
    716,394.77/987,946.23 = 458,353.37/x
  3. Step 3: Cross multiply
    716,394.77x = 987,946.23 × 458,353.37
  4. Step 4: Simplify right side
    716,394.77x = 452,828,483,899.30
  5. Step 5: Solve for x
    x = 452,828,483,899.30/716,394.77
  6. Step 6: Final answer
    x = 632,093.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.